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Category: Office Equipment

Expanded Keyboard For Calculator.

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--- "DO IT YOURSELF" ENTRY ------- PURPOSE: Expanded keyboard allows person without fine motor control to operate calculator. Using the available circuitry of a commercial calculator, an enlarged keyboard is made, 16 by 18 inches. The keys are one inch in diameter, widely spaced and recessed. Slight pressure on the key activates switch. Display readout was enlarged to 1/2 inch symbols and located a the top of the keyboard. Includes drawing. SKILLS REQUIRED: Electronics, woodworking. AUTHOR: Carol Schaeffler, UCP Rehab. Engineering Sept, 622 Foster Ave., Brooklyn, NY 11230, 212-859-8850. TITLE: Tools, Equipment and Machinery Adapted for the Vocational Education and Employment of Handicapped People. REF: Book: Wisconsin Vocational Studies Center, University of Wisconsin-Madison, Madison, WI, p 456-457. PAGES (including cover):2 1981.

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as of: 
04/23/2003